City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3127370000 | +1 312-737-0000 Illinois U.S.A.
  • 3127370001 | +1 312-737-0001 Illinois U.S.A.
  • 3127370002 | +1 312-737-0002 Illinois U.S.A.
  • 3127370003 | +1 312-737-0003 Illinois U.S.A.
  • 3127370004 | +1 312-737-0004 Illinois U.S.A.
  • 3127370005 | +1 312-737-0005 Illinois U.S.A.
  • 3127370006 | +1 312-737-0006 Illinois U.S.A.
  • 3127370007 | +1 312-737-0007 Illinois U.S.A.
  • 3127370008 | +1 312-737-0008 Illinois U.S.A.
  • 3127370009 | +1 312-737-0009 Illinois U.S.A.
  • 3127370010 | +1 312-737-0010 Illinois U.S.A.
  • 3127370011 | +1 312-737-0011 Illinois U.S.A.
  • 3127370012 | +1 312-737-0012 Illinois U.S.A.
  • 3127370013 | +1 312-737-0013 Illinois U.S.A.
  • 3127370014 | +1 312-737-0014 Illinois U.S.A.
  • 3127370015 | +1 312-737-0015 Illinois U.S.A.
  • 3127370016 | +1 312-737-0016 Illinois U.S.A.
  • 3127370017 | +1 312-737-0017 Illinois U.S.A.
  • 3127370018 | +1 312-737-0018 Illinois U.S.A.
  • 3127370019 | +1 312-737-0019 Illinois U.S.A.
  • 3127370020 | +1 312-737-0020 Illinois U.S.A.
  • 3127370021 | +1 312-737-0021 Illinois U.S.A.
  • 3127370022 | +1 312-737-0022 Illinois U.S.A.
  • 3127370023 | +1 312-737-0023 Illinois U.S.A.
  • 3127370024 | +1 312-737-0024 Illinois U.S.A.
  • 3127370025 | +1 312-737-0025 Illinois U.S.A.
  • 3127370026 | +1 312-737-0026 Illinois U.S.A.
  • 3127370027 | +1 312-737-0027 Illinois U.S.A.
  • 3127370028 | +1 312-737-0028 Illinois U.S.A.
  • 3127370029 | +1 312-737-0029 Illinois U.S.A.
  • 3127370030 | +1 312-737-0030 Illinois U.S.A.
  • 3127370031 | +1 312-737-0031 Illinois U.S.A.
  • 3127370032 | +1 312-737-0032 Illinois U.S.A.
  • 3127370033 | +1 312-737-0033 Illinois U.S.A.
  • 3127370034 | +1 312-737-0034 Illinois U.S.A.
  • 3127370035 | +1 312-737-0035 Illinois U.S.A.
  • 3127370036 | +1 312-737-0036 Illinois U.S.A.
  • 3127370037 | +1 312-737-0037 Illinois U.S.A.
  • 3127370038 | +1 312-737-0038 Illinois U.S.A.
  • 3127370039 | +1 312-737-0039 Illinois U.S.A.
  • 3127370040 | +1 312-737-0040 Illinois U.S.A.
  • 3127370041 | +1 312-737-0041 Illinois U.S.A.
  • 3127370042 | +1 312-737-0042 Illinois U.S.A.
  • 3127370043 | +1 312-737-0043 Illinois U.S.A.
  • 3127370044 | +1 312-737-0044 Illinois U.S.A.
  • 3127370045 | +1 312-737-0045 Illinois U.S.A.
  • 3127370046 | +1 312-737-0046 Illinois U.S.A.
  • 3127370047 | +1 312-737-0047 Illinois U.S.A.
  • 3127370048 | +1 312-737-0048 Illinois U.S.A.
  • 3127370049 | +1 312-737-0049 Illinois U.S.A.
  • 3127370050 | +1 312-737-0050 Illinois U.S.A.
  • 3127370051 | +1 312-737-0051 Illinois U.S.A.
  • 3127370052 | +1 312-737-0052 Illinois U.S.A.
  • 3127370053 | +1 312-737-0053 Illinois U.S.A.
  • 3127370054 | +1 312-737-0054 Illinois U.S.A.
  • 3127370055 | +1 312-737-0055 Illinois U.S.A.
  • 3127370056 | +1 312-737-0056 Illinois U.S.A.
  • 3127370057 | +1 312-737-0057 Illinois U.S.A.
  • 3127370058 | +1 312-737-0058 Illinois U.S.A.
  • 3127370059 | +1 312-737-0059 Illinois U.S.A.
  • 3127370060 | +1 312-737-0060 Illinois U.S.A.
  • 3127370061 | +1 312-737-0061 Illinois U.S.A.
  • 3127370062 | +1 312-737-0062 Illinois U.S.A.
  • 3127370063 | +1 312-737-0063 Illinois U.S.A.
  • 3127370064 | +1 312-737-0064 Illinois U.S.A.
  • 3127370065 | +1 312-737-0065 Illinois U.S.A.
  • 3127370066 | +1 312-737-0066 Illinois U.S.A.
  • 3127370067 | +1 312-737-0067 Illinois U.S.A.
  • 3127370068 | +1 312-737-0068 Illinois U.S.A.
  • 3127370069 | +1 312-737-0069 Illinois U.S.A.
  • 3127370070 | +1 312-737-0070 Illinois U.S.A.
  • 3127370071 | +1 312-737-0071 Illinois U.S.A.
  • 3127370072 | +1 312-737-0072 Illinois U.S.A.
  • 3127370073 | +1 312-737-0073 Illinois U.S.A.
  • 3127370074 | +1 312-737-0074 Illinois U.S.A.
  • 3127370075 | +1 312-737-0075 Illinois U.S.A.
  • 3127370076 | +1 312-737-0076 Illinois U.S.A.
  • 3127370077 | +1 312-737-0077 Illinois U.S.A.
  • 3127370078 | +1 312-737-0078 Illinois U.S.A.
  • 3127370079 | +1 312-737-0079 Illinois U.S.A.
  • 3127370080 | +1 312-737-0080 Illinois U.S.A.
  • 3127370081 | +1 312-737-0081 Illinois U.S.A.
  • 3127370082 | +1 312-737-0082 Illinois U.S.A.
  • 3127370083 | +1 312-737-0083 Illinois U.S.A.
  • 3127370084 | +1 312-737-0084 Illinois U.S.A.
  • 3127370085 | +1 312-737-0085 Illinois U.S.A.
  • 3127370086 | +1 312-737-0086 Illinois U.S.A.
  • 3127370087 | +1 312-737-0087 Illinois U.S.A.
  • 3127370088 | +1 312-737-0088 Illinois U.S.A.
  • 3127370089 | +1 312-737-0089 Illinois U.S.A.
  • 3127370090 | +1 312-737-0090 Illinois U.S.A.
  • 3127370091 | +1 312-737-0091 Illinois U.S.A.
  • 3127370092 | +1 312-737-0092 Illinois U.S.A.
  • 3127370093 | +1 312-737-0093 Illinois U.S.A.
  • 3127370094 | +1 312-737-0094 Illinois U.S.A.
  • 3127370095 | +1 312-737-0095 Illinois U.S.A.
  • 3127370096 | +1 312-737-0096 Illinois U.S.A.
  • 3127370097 | +1 312-737-0097 Illinois U.S.A.
  • 3127370098 | +1 312-737-0098 Illinois U.S.A.
  • 3127370099 | +1 312-737-0099 Illinois U.S.A.